jcaas.music_parser
Class MusicParser

java.lang.Object
  java_cup.runtime.lr_parser
      jcaas.music_parser.MusicParser

public class MusicParser
extends lr_parser

CUP v0.10k generated parser.

Version:

Sun Apr 03 20:00:23 MST 2005

Constructor Summary

MusicParser()
Default constructor.

MusicParser(Scanner s)
Constructor which sets the default scanner.

Method Summary

short[][]	action_table() Access to parse-action table.
Symbol	do_action(int act_num, lr_parser parser, java.util.Stack stack, int top) Invoke a user supplied parse action.
int	EOF_sym() EOF Symbol index.
int	error_sym() error Symbol index.
void	print_error(java.lang.String message, java.lang.Object info)
short[][]	production_table() Access to production table.
short[][]	reduce_table() Access to reduce_goto table.
void	report_fatal_error(java.lang.String message, java.lang.Object info) Report a fatal error.
int	start_production() Indicates start production.
int	start_state() Indicates start state.

Methods inherited from class java_cup.runtime.lr_parser

debug_message, debug_parse, debug_reduce, debug_shift, debug_stack, done_parsing, dump_stack, getScanner, parse, report_error, scan, setScanner, syntax_error, unrecovered_syntax_error, user_init

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

MusicParser

public MusicParser()

Default constructor.

MusicParser

public MusicParser(Scanner s)

Constructor which sets the default scanner.

Method Detail

production_table

public short[][] production_table()

Access to production table.

Specified by:

production_table in class lr_parser

action_table

public short[][] action_table()

Access to parse-action table.

Specified by:

action_table in class lr_parser

See Also:

lr_parser.get_action(int, int)

reduce_table

public short[][] reduce_table()

Access to reduce_goto table.

Specified by:

reduce_table in class lr_parser

See Also:

lr_parser.get_reduce(int, int)

do_action

public Symbol do_action(int act_num,
                        lr_parser parser,
                        java.util.Stack stack,
                        int top)
                 throws java.lang.Exception

Invoke a user supplied parse action.

Specified by:

do_action in class lr_parser

Parameters:

act_num - the internal index of the action to be performed.

parser - the parser object we are acting for.

stack - the parse stack of that object.

top - the index of the top element of the parse stack.

Throws:

java.lang.Exception

start_state

public int start_state()

Indicates start state.

Specified by:

start_state in class lr_parser

start_production

public int start_production()

Indicates start production.

Specified by:

start_production in class lr_parser

EOF_sym

public int EOF_sym()

EOF Symbol index.

Specified by:

EOF_sym in class lr_parser

error_sym

public int error_sym()

error Symbol index.

Specified by:

error_sym in class lr_parser

report_fatal_error

public void report_fatal_error(java.lang.String message,
                               java.lang.Object info)

Description copied from class: lr_parser

Report a fatal error. This method takes a message string and an additional object (to be used by specializations implemented in subclasses). Here in the base class a very simple implementation is provided which reports the error then throws an exception.

Overrides:

report_fatal_error in class lr_parser

Parameters:

message - an error message.

info - an extra object reserved for use by specialized subclasses.

print_error

public void print_error(java.lang.String message,
                        java.lang.Object info)